$105 Cheap Flights from Carlsbad (CLD) to Seattle (SEA)

View $105 flight on Sat, Jan 17, 2026Opens in a new window

Popular airlines from Carlsbad, CA (CLD-McClellan-Palomar) to Seattle-Tacoma International Airport (SEA)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Carlsbad to Seattle (CLD-SEA)

Prices were available within the past 7 days and start at $105 for one-way flights and $179 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Jan 16 - Mon, Jan 19
CLD
Carlsbad
SEA
Seattle
$179 Roundtrip, just found
$179
Roundtrip
just found
Select American Airlines flight, departing Fri, Jan 16 from Carlsbad to Seattle, returning Mon, Jan 19, priced at $179 just found
American Airlines
Tue, Dec 2 - Tue, Dec 9
CLD
Carlsbad
SEA
Seattle
$196 Roundtrip, found 3 hours ago
$196
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Tue, Dec 2 from Carlsbad to Seattle, returning Tue, Dec 9, priced at $196 found 3 hours ago
American Airlines
Fri, Feb 6 - Mon, Feb 9
CLD
Carlsbad
SEA
Seattle
$199 Roundtrip, found 2 days ago
$199
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Feb 6 from Carlsbad to Seattle, returning Mon, Feb 9, priced at $199 found 2 days ago
American Airlines
Sat, Feb 14 - Sat, Feb 21
CLD
Carlsbad
SEA
Seattle
$202 Roundtrip, found 8 hours ago
$202
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Sat, Feb 14 from Carlsbad to Seattle, returning Sat, Feb 21, priced at $202 found 8 hours ago
American Airlines
Thu, Dec 18 - Sat, Jan 10
CLD
Carlsbad
SEA
Seattle
$206 Roundtrip, found 2 hours ago
$206
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Thu, Dec 18 from Carlsbad to Seattle, returning Sat, Jan 10, priced at $206 found 2 hours ago
American Airlines
Sun, Jan 18 - Tue, Jan 20
CLD
Carlsbad
SEA
Seattle
$209 Roundtrip, found 3 days ago
$209
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sun, Jan 18 from Carlsbad to Seattle, returning Tue, Jan 20, priced at $209 found 3 days ago
American Airlines
Wed, Dec 3 - Sun, Dec 7
CLD
Carlsbad
SEA
Seattle
$210 Roundtrip, found 1 day ago
$210
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Dec 3 from Carlsbad to Seattle, returning Sun, Dec 7, priced at $210 found 1 day ago
American Airlines
Thu, Dec 4 - Mon, Dec 8
CLD
Carlsbad
SEA
Seattle
$216 Roundtrip, found 1 hour ago
$216
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Thu, Dec 4 from Carlsbad to Seattle, returning Mon, Dec 8, priced at $216 found 1 hour ago
American Airlines
Fri, Dec 12 - Mon, Dec 15
CLD
Carlsbad
SEA
Seattle
$218 Roundtrip, found 4 days ago
$218
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Dec 12 from Carlsbad to Seattle, returning Mon, Dec 15, priced at $218 found 4 days ago
United
Sat, Apr 11 - Sat, Apr 18
CLD
Carlsbad
SEA
Seattle
$347 Roundtrip, just found
$347
Roundtrip
just found
Select United flight, departing Sat, Apr 11 from Carlsbad to Seattle, returning Sat, Apr 18, priced at $347 just found

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $313
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $313

Frequently asked questions

How much does a flight from McClellan-Palomar Airport (CLD) to Seattle - Tacoma Intl. Airport (SEA) cost?
Secure a cheap one-way flight from $105 or cheap return flight from $179 from McClellan-Palomar Airport (CLD) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from McClellan-Palomar Airport (CLD) to Seattle - Tacoma Intl. Airport (SEA)?
Traveling in January is a great way to save, as it's the cheapest month for flights between CLD and SEA. You'll often find the lowest fares during off-peak months.
Which airlines fly direct from McClellan-Palomar Airport (CLD) to Seattle - Tacoma Intl. Airport (SEA)?
There are no direct flights from Carlsbad, CA (CLD-McClellan-Palomar) to Seattle - Tacoma Intl. Airport (SEA). However, you'll find other airports with nonstop flights. Board your plane at San Diego Intl. Airport (SAN) and fly straight to Seattle without layovers.
What is the cheapest airline that flies from McClellan-Palomar Airport (CLD) to Seattle - Tacoma Intl. Airport (SEA)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from CLD to SEA. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from McClellan-Palomar Airport (CLD) to Seattle - Tacoma Intl. Airport (SEA)?
You'll need to take a flight with a layover when traveling from McClellan-Palomar Airport (CLD) to Seattle - Tacoma Intl. Airport (SEA). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from CLD to SEA?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from McClellan-Palomar Airport (CLD) to Seattle - Tacoma Intl. Airport (SEA)?
To touch down at Seattle - Tacoma Intl. Airport (SEA) on time, choose a flight that leaves from McClellan-Palomar Airport (CLD) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from McClellan-Palomar Airport (CLD) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Holding off until just before your trip to book a ticket from CLD to SEA often results in higher prices. While you may come across some last-minute discounts, there's no guarantee. Keep your travel plans flexible to boost your chances of landing a bargain.
Is it cheaper to book a CLD to SEA flight and hotel package?
Securing a CLD to SEA flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Pick from our wide range of hotels and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from McClellan-Palomar Airport (CLD) to Seattle - Tacoma Intl. Airport (SEA)?
You can usually cancel or reschedule your CLD to SEA flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
McClellan-Palomar
Destination airport
Seattle - Tacoma Intl.
Airlines serving
American Airlines, United
Roundtrip price
$178
Distance
1023 mi

Book with confidence

Carlsbad to Seattle Flights

The cheapest times to fly from Carlsbad to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Carlsbad to Seattle are during the month of January. You can find some of the cheapest flights from Carlsbad to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Carlsbad to Seattle

Sunday is one of the best days to book for cheap flights from Carlsbad to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Carlsbad to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Carlsbad to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $105 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Carlsbad to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Carlsbad to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Carlsbad to Seattle Flights

Explore a world of travel with Expedia

*Available to One Key members.